Home / 18,367,497,872.59-25,347,949,752.87-10,339,356,445.88

Finding the Fourth Proportional to 18,367,497,872.59, 25,347,949,752.87 and 10,339,356,445.88

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Solution

The fourth proportional to 18,367,497,872.59, 25,347,949,752.87 and 10,339,356,445.88 is: 14,268,763,741.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,367,497,872.59 : 25,347,949,752.87 = 10,339,356,445.88 : x
  2. Step 2: Convert to fraction form
    18,367,497,872.59/25,347,949,752.87 = 10,339,356,445.88/x
  3. Step 3: Cross multiply
    18,367,497,872.59x = 25,347,949,752.87 × 10,339,356,445.88
  4. Step 4: Simplify right side
    18,367,497,872.59x = 262,081,487,667,056,705,536
  5. Step 5: Solve for x
    x = 262,081,487,667,056,705,536/18,367,497,872.59
  6. Step 6: Final answer
    x = 14,268,763,741.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.